Hangzhou Wan Jing new material Co. Ltd.   

Nano silica Hangzhou Wan Jing new material Co. Ltd. 0571-88920936 nano silica particles having a small size, pore, large surface area, high surface hydroxyl content, ultraviolet, visible light and infrared reflection ability. Especially with the improvement of product surface processing technology, soft agglomeration of nanoparticles decreased, and organic polymer materials have good compatibility, the application area of the products has been greatly expanded. Technical indicators: the average particle size of loose density and purity of hydroxyl content of UV reflectivity types (nm) (g/cm3) (%) (%) (%) of microporous particles VK-S